Now, now, I'm sure we're all happy with Ron's balls....
McKie used the Shark in at least two different illustrations, maybe three, and there are subtle differences
in shape in all of them*. Likewise, the plan view that Cowley included in the first TTA handbook has a
nose shape that's a bit shorter than the paintings. Machts nichts, in my estimation - this is a beautiful interpretation.
* The original was for a Perry Rhodan novel, IIRC, called 'Curse of the Tri-worlds' or soemthing like that.